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Get started6 Duncan Close is a mid-terrace house in Welwyn Garden City (AL7 3XP). It has a recorded floor area of 45 m² (around 484 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (May 2021) shows a C (score 72). The rating has held steady at C across 2 certificates since January 2011. Between certificates, window efficiency went from Very Poor to Good, hot-water efficiency went from Average to Good and lighting went from Good to Very Good; while roof efficiency dropped from Good to Average. The recommended improvements would push it to B (score 89).
At 45 m² it's 19.6% smaller than the typical home in the postcode (56 m² median across 36 EPCs).
6 Duncan Close has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£287,000
Modelled from EPC, postcode comparables.
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
On co₂ emissions, 6 Duncan Close stands well clear of the street.
EPC Rating
72 (C)
Street avg 68 (D)
Floor Area
45 m²
Street avg 58 m²
CO₂ Emissions
1.7 t/year
Street avg 2.5 t/year
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Knella Road — bus stop.
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
Single glazing replaced with double or better glazing
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Median price across the last 5 sales in AL7 3XP: £365,000 (2025–2024).
Habitable Rooms
2 rooms
Street avg 3 rooms
AL7 3SR
Closest school
0.2 km
Holwell Primary School. 21 schools nearby.